Season 22 · Episode 1 of 16
Aired Jan 7, 1985
Colourful Notions
Mon, Jan 7, 1985
Streaming on PBS
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Documentary about colour perception based on the theories of Dr. Edwin Land, which oppose the long-held three-receptor theory of colour vision
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Airs
Mon, Jan 7, 1985
Show
Horizon
1174 episodes
Episode
S22 · E1
in Horizon